Fibre Channel Protocol Architecture Fibre Channel Layered Model
Frames
Frame format
Idles
Bytes
Words
O F
S
1
4
Header
6
24
Fibre Channel Payload CRC E
0 - 528
0 - 2112
1
4
1
4
O F
Idles
Fibre Channel payload is used to transport:
• Header information • ULP commands and data • Link control information
Header:
• Contains data specific to the use and function of the frame • Contains port Source and Destination addresses • Info is used by ULP to detect missing or out of order frames.